Extraction of critical metals from secondary source: leaching Ti and V from Brazilian Fe-Ti-V deposit residue - Domingos, Ana Eluiza Esther da Cunha; Botelho Junior, Amilton Barbosa; Duarte, Heitor Augusto; Tenório, Jorge Alberto Soares; Espinosa, Denise Crocce Romano; Baltazar, Marcela dos Passos Galluzzi (JOM, 2023)